<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="用户id" prop="userId">
        <el-input
          v-model="queryParams.userId"
          placeholder="请输入用户id"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入标题"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="浏览量" prop="viewCount">
        <el-input
          v-model="queryParams.viewCount"
          placeholder="请输入浏览量"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="点赞量" prop="likeCount">
        <el-input
          v-model="queryParams.likeCount"
          placeholder="请输入点赞量"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="评论量" prop="commentCount">
        <el-input
          v-model="queryParams.commentCount"
          placeholder="请输入评论量"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="创建时间" prop="createdAt">
        <el-date-picker clearable
          v-model="queryParams.createdAt"
          type="date"
          value-format="YYYY-MM-DD"
          placeholder="请选择创建时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="更新时间" prop="updatedAt">
        <el-date-picker clearable
          v-model="queryParams.updatedAt"
          type="date"
          value-format="YYYY-MM-DD"
          placeholder="请选择更新时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="类别" prop="hot">
        <el-select v-model="queryParams.hot" placeholder="请选择类别" clearable style="width: 240px">
          <el-option
            v-for="dict in peach_article_type"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['peach:articles:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['peach:articles:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['peach:articles:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="Download"
          @click="handleExport"
          v-hasPermi="['peach:articles:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="articlesList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="id" align="center" prop="articleId" />
      <el-table-column label="用户id" align="center" prop="userId" />
      <el-table-column label="用户昵称" align="center" prop="nickName" />
      <el-table-column label="标题" align="center" prop="title" />
      <el-table-column label="内容" align="center" prop="content" />
      <el-table-column label="图片地址" align="center" prop="imageUrls" width="100">
        <template #default="scope">
          <image-preview :src="scope.row.imageUrls" :width="50" :height="50"/>
        </template>
      </el-table-column>
      <el-table-column label="浏览量" align="center" prop="viewCount" />
      <el-table-column label="点赞量" align="center" prop="likeCount" />
      <el-table-column label="评论量" align="center" prop="commentCount" />
      <el-table-column label="创建时间" align="center" prop="createdAt" width="180">
        <template #default="scope">
          <span>{{ parseTime(scope.row.createdAt, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="更新时间" align="center" prop="updatedAt" width="180">
        <template #default="scope">
          <span>{{ parseTime(scope.row.updatedAt, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="类别" align="center" prop="hot">
        <template #default="scope">
          <dict-tag :options="peach_article_type" :value="scope.row.hot"/>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['peach:articles:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['peach:articles:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改文章管理对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="articlesRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="用户" prop="userId">
          <el-select v-model="form.userId" placeholder="请选择用户" clearable :style="{width: '100%'}">
            <el-option  v-for="user in userList"
            :key="user.userId"
            :label="'用户id:' + user.userId + ',昵称' + user.nickName"
            :value="user.userId"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入标题" />
        </el-form-item>
        <el-form-item label="内容" prop="content">
          <el-input v-model="form.content" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="图片地址" prop="imageUrls">
          <image-upload v-model="form.imageUrls"/>
        </el-form-item>
        <el-form-item label="浏览量" prop="viewCount">
          <el-input v-model="form.viewCount" placeholder="请输入浏览量" />
        </el-form-item>
        <el-form-item label="点赞量" prop="likeCount">
          <el-input v-model="form.likeCount" placeholder="请输入点赞量" />
        </el-form-item>
        <el-form-item label="评论量" prop="commentCount">
          <el-input v-model="form.commentCount" placeholder="请输入评论量" />
        </el-form-item>
        <el-form-item label="创建时间" prop="createdAt">
          <el-date-picker clearable
            v-model="form.createdAt"
            type="date"
            value-format="YYYY-MM-DD"
            placeholder="请选择创建时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="更新时间" prop="updatedAt">
          <el-date-picker clearable
            v-model="form.updatedAt"
            type="date"
            value-format="YYYY-MM-DD"
            placeholder="请选择更新时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="类别" prop="hot">
          <el-select v-model="form.hot" placeholder="请选择类别">
            <el-option
              v-for="dict in peach_article_type"
              :key="dict.value"
              :label="dict.label"
              :value="parseInt(dict.value)"
            ></el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Articles">
import { listArticles, getArticles, delArticles, addArticles, updateArticles } from "@/api/peach/articles";
import { listUser } from "@/api/system/user.js";
const { proxy } = getCurrentInstance();
const { peach_article_type } = proxy.useDict('peach_article_type');
const userList = ref([]);
const articlesList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    userId: null,
    title: null,
    content: null,
    imageUrls: null,
    viewCount: null,
    likeCount: null,
    commentCount: null,
    createdAt: null,
    updatedAt: null,
    hot: null
  },
  rules: {
    userId: [
      { required: true, message: "用户id不能为空", trigger: "blur" }
    ],
    title: [
      { required: true, message: "标题不能为空", trigger: "blur" }
    ],
    content: [
      { required: true, message: "内容不能为空", trigger: "blur" }
    ],
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询文章管理列表 */
function getList() {
  loading.value = true;
  listArticles(queryParams.value).then(response => {
    articlesList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}
listUser({
  pageSize: 9999,
  pageNum: 1
}).then(res => {
    userList.value = res.rows;
  })

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    articleId: null,
    userId: null,
    title: null,
    content: null,
    imageUrls: null,
    viewCount: null,
    likeCount: null,
    commentCount: null,
    createdAt: null,
    updatedAt: null,
    hot: null
  };
  proxy.resetForm("articlesRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.articleId);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加文章管理";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _articleId = row.articleId || ids.value
  getArticles(_articleId).then(response => {
    form.value = response.data;
    open.value = true;
    title.value = "修改文章管理";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["articlesRef"].validate(valid => {
    if (valid) {
      if (form.value.articleId != null) {
        updateArticles(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addArticles(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _articleIds = row.articleId || ids.value;
  proxy.$modal.confirm('是否确认删除文章管理编号为"' + _articleIds + '"的数据项？').then(function() {
    return delArticles(_articleIds);
  }).then(() => {
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {});
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('peach/articles/export', {
    ...queryParams.value
  }, `articles_${new Date().getTime()}.xlsx`)
}

getList();
</script>
